CVE-2025-14831

MEDIUM 5.3

Gnutls: gnutls: denial of service via excessive resource consumption during certificate verification

CVSS Score

5.3

EPSS Score

0.1%

EPSS Percentile

20th

A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).

CWE	CWE-407
Vendor	red hat
Product	red hat enterprise linux 10
Published	Feb 9, 2026
Last Updated	Apr 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Affected Versions

Red Hat / Red Hat Enterprise Linux 10

All versions affected

Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support

All versions affected

Red Hat / Red Hat Enterprise Linux 8

All versions affected

Red Hat / Red Hat Enterprise Linux 8

All versions affected

Red Hat / Red Hat Enterprise Linux 9

All versions affected

Red Hat / Red Hat Enterprise Linux 9

All versions affected

Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

All versions affected

Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support

All versions affected

Red Hat / Red Hat Enterprise Linux 9.6 Extended Update Support

All versions affected

Red Hat / Red Hat AI Inference Server 3.2

All versions affected

Red Hat / Red Hat Ceph Storage 8

All versions affected

Red Hat / Red Hat Discovery 2

All versions affected

Red Hat / Red Hat Discovery 2

All versions affected

Red Hat / Red Hat Insights proxy 1.5

All versions affected

Red Hat / Red Hat Update Infrastructure 5

All versions affected

Red Hat / Red Hat Update Infrastructure 5

All versions affected

Red Hat / Red Hat Update Infrastructure 5

All versions affected

Red Hat / Red Hat Update Infrastructure 5

All versions affected

Red Hat / Red Hat Enterprise Linux 6

All versions affected

Red Hat / Red Hat Enterprise Linux 7

All versions affected

Red Hat / Red Hat Hardened Images

All versions affected

Red Hat / Red Hat OpenShift Container Platform 4

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗